﻿using CefSharp;
using CefSharp.Wpf;
using System;
using System.IO;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Windows;

namespace AllInOne
{
    /// <summary>
    /// App.xaml 的交互逻辑
    /// </summary>
    public partial class App : Application
    {
        private void Application_DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
        {
            Exception ex = e.Exception;
            string errorTime = "异常时间：" + DateTime.Now.ToString();
            string errorInfo = "异常信息：" + ex.Message;
            string errorSource = "错误源：" + ex.Source;
            string errorType = "运行类型：" + ex.GetType();
            string errorFunction = "异常函数：" + ex.TargetSite;
            string errorTrace = "堆栈信息：" + ex.StackTrace;
            SimpleConsole.WriteError(errorTime + ":"+ errorSource + ":" + errorType + ":" + errorInfo + ":" + errorTrace, sender);
        }

        public App()
        {
            //Add Custom assembly resolver
            AppDomain.CurrentDomain.AssemblyResolve += Resolver;

            //Any CefSharp references have to be in another method with NonInlining
            // attribute so the assembly rolver has time to do it's thing.
            InitializeCefSharp();
        }

        


        [MethodImpl(MethodImplOptions.NoInlining)]
        private static void InitializeCefSharp()
        {
            var settings = new CefSettings();

            // Set BrowserSubProcessPath based on app bitness at runtime
            settings.BrowserSubprocessPath = Path.Combine(AppDomain.CurrentDomain.SetupInformation.ApplicationBase,
                                                   Environment.Is64BitProcess ? "x64" : "x86",
                                                   "CefSharp.BrowserSubprocess.exe");

            // Make sure you set performDependencyCheck false
            Cef.Initialize(settings, performDependencyCheck: false, browserProcessHandler: null);
        }

        // Will attempt to load missing assembly from either x86 or x64 subdir
        // Required by CefSharp to load the unmanaged dependencies when running using AnyCPU
        private static Assembly Resolver(object sender, ResolveEventArgs args)
        {
            if (args.Name.StartsWith("CefSharp"))
            {
                string assemblyName = args.Name.Split(new[] { ',' }, 2)[0] + ".dll";
                string archSpecificPath = Path.Combine(AppDomain.CurrentDomain.SetupInformation.ApplicationBase,
                                                       Environment.Is64BitProcess ? "x64" : "x86",
                                                       assemblyName);

                return File.Exists(archSpecificPath)
                           ? Assembly.LoadFile(archSpecificPath)
                           : null;
            }

            return null;
        }


        private static System.Threading.Mutex mutex;
        protected override void OnStartup(StartupEventArgs e)
        {
            mutex = new System.Threading.Mutex(true, "OnlyRun_CRNS");
            if (mutex.WaitOne(0, false))
            {
                base.OnStartup(e);
            }
            else
            {
                MessageBox.Show("程序已经在运行！", "提示");
                this.Shutdown();
            }
            AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;
        }

        private void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
        {
            Exception ex = (Exception)e.ExceptionObject;
            string errorTime = "异常时间：" + DateTime.Now.ToString();
            string errorInfo = "异常信息：" + ex.Message;
            string errorSource = "错误源：" + ex.Source;
            string errorType = "运行类型：" + ex.GetType();
            string errorFunction = "异常函数：" + ex.TargetSite;
            string errorTrace = "堆栈信息：" + ex.StackTrace;
            SimpleConsole.WriteError("全局异常:"+errorTime + ":" + errorSource + ":" + errorType + ":" + errorInfo + ":" + errorTrace, sender);
        }
    }


}
